When blue is blue

Scientific treatise and study on the composition of the paint on the Protectorate 5h blue linden leaf stamp. Study of the dependence of the amount of paint on the color shade of postage stamps.

03. 05. 2025
Complete description

Commemorative Postmark:
1st Assembly of the Western Slovakia ZKF

1st Assembly of the Western Slovakia ZKF
Day of use: 27. 06. 2015
 
Post office: NITRA 1
Colour: black

Angličtina / English

Use translation by Google Translate (no guarantee).

Commemorative postmark to celebrate the 1st Assembly of the Western Slovakia ZKF in Nitra.


Text motifs: 1. SNEM ZKF ZÁPADOSLOVENSKÉHO REGIÓNU

Pictorial motifs: Symbolická kresba s imitáciou zúbkovanej známky.

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